https://www.aar.org/news/weekly-rail-traffic-for-the-week-ending-july-25-2020/

for this last week , july 2020 compared to 2019,  traffic is down about 10% y-o-y.

for the first 30 weeks of the year 2020 compared to 2019 total traffic is down about 13%.  

so it looks like things are better now than a couple months ago,  but still down substantially from last year.